Plant tissue of uniformly thick-walled, dead cells, as in a stem, the shell of a nut, etc.
A supportive tissue of vascular plants, consisting of thick-walled, usually lignified cells. Sclerenchyma cells normally die upon reaching maturity but continue to fulfill their structural purpose in the plant. There are two types of sclerenchyma cells: fiber cells and sclereids.
(botany) A mechanical, supportive ground tissue in plants consisting of aggregates of cells having thick, often mineralized walls.
Origin of sclerenchyma
Ancient Greek ÏƒÎºÎ»Î·ÏÏŒÏ‚ (sklÄ“ros, “hard") + -enchyma
Sclerenchyma Sentence Examples
Sclerenchyma may bi formed later in various positions in the cortex, according to loca needs.
where stomata of peculiar form occur in the epidermis, while subepidermal strands of sclerenchyma occupy the ridges.
The stem, from the ground tissue of which sclerenchyma is absent, has a complicated system of steles arranged in concentric circles; the thick roots, the central cylinders of which have several alternating groups of xylem and phloem, arise in relation to these.
The structure is often a complex one, the central region containing an elaborate system of numerous anastomosing steles, accompanied by sclerenchyma; the cortex is permeated or coated by a multitude of adventitious roots, forming a thick envelope to the stem.